Date.prototype.Format = function(fmt)   
	{ //author: meizz   
	  var o = {   
	    "M+" : this.getMonth()+1,                 //月份   
	    "d+" : this.getDate(),                    //日   
	    "h+" : this.getHours(),                   //小时   
	    "m+" : this.getMinutes(),                 //分   
	    "s+" : this.getSeconds(),                 //秒   
	    "q+" : Math.floor((this.getMonth()+3)/3), //季度   
	    "S"  : this.getMilliseconds()             //毫秒   
	  };   
	  if(/(y+)/.test(fmt))   
	    fmt=fmt.replace(RegExp.$1, (this.getFullYear()+"").substr(4 - RegExp.$1.length));   
	  for(var k in o)   
	    if(new RegExp("("+ k +")").test(fmt))   
	  fmt = fmt.replace(RegExp.$1, (RegExp.$1.length==1) ? (o[k]) : (("00"+ o[k]).substr((""+ o[k]).length)));   
	  return fmt;   
}
	function settime(i, datetime) {
		$("#rest_time" + i).html('<span style="color:red">'+format_time(datetime) + "</span>");
		datetime--;
		if(datetime <= 0) {
			$("#rest_time" + i).html("拼团已结束");
			return;
		}
		setTimeout(function() {
			settime(i, datetime);
		}, 1000);
	}

	function format_time(value) {
		var theTime = parseInt(value);// 秒
	    var theTime1 = 0;// 分
	    var theTime2 = 0;// 小时
	    if(theTime > 60) {
	        theTime1 = parseInt(theTime/60);
	        theTime = parseInt(theTime%60);
	            if(theTime1 > 60) {
	            theTime2 = parseInt(theTime1/60);
	            theTime1 = parseInt(theTime1%60);
	            }
	    }
        var result = ""+parseInt(theTime)+"秒";
        if(theTime1 > 0) {
        result = ""+parseInt(theTime1)+"分"+result;
        }
        if(theTime2 > 0) {
        result = ""+parseInt(theTime2)+"小时"+result;
        }
    return result;
	}